F20 whistle noise when cold start

[@Molvolio]

What causes this?

[@Bayern298]

Change pcv cover and thank me.

[@costelariton9864]

Same issue, you manage to fix it?

[@VRKMC]

Hi guys! Any solution?

[@mussie3164]

I have the same noise, do you know what the problem is?

[@Bayern298]

Hello guys , the solution is super easy, change the whole pcv cover, and don't forget to thank me.